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CONFIG_CXL_PCI: PCI manageability

General informations

The Linux kernel configuration item CONFIG_CXL_PCI:

Help text

The CXL specification defines a "CXL memory device" sub-class in the PCI "memory controller" base class of devices. Device's identified by this class code provide support for volatile and / or persistent memory to be mapped into the system address map (Host-managed Device Memory (HDM)).

Say 'y/m' to enable a driver that will attach to CXL memory expander devices enumerated by the memory device class code for configuration and management primarily via the mailbox interface. See Chapter 2.3 Type 3 CXL Device in the CXL 2.0 specification for more details.

If unsure say 'm'.

Hardware

PCI

Numeric ID (from LKDDb) and names (from pci.ids) of recognized devices:

LKDDb

Raw data from LKDDb:

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